UI相关优化补充

2026-05-25 13:21:41 +08:00
parent 3c812cfb41
commit a1f9122153
54 changed files with 2008 additions and 112 deletions
--- a/Assets/_Game/Scripts/UI/Utility/UIScaleApplier.cs
+++ b/Assets/_Game/Scripts/UI/Utility/UIScaleApplier.cs
@@ -0,0 +1,67 @@
+using UnityEngine;
+using UnityEngine.UI;
+using BaseGames.Core;
+
+namespace BaseGames.UI
+{
+    /// <summary>
+    /// 将 <see cref="ISettingsService"/>.<c>Current.UIScale</c> 应用到挂载的
+    /// <see cref="CanvasScaler"/>。挂在每个根 Canvas 上即可。
+    ///
+    /// 实现要点：
+    ///   · 记录 Inspector 初始的 <c>scaleFactor</c> / <c>referenceResolution</c> 作为基准值，
+    ///     避免反复缩放导致的累积漂移；
+    ///   · 订阅 <see cref="SettingsManager.SettingsChanged"/> 在玩家调整后即时刷新；
+    ///   · 兼容 <see cref="CanvasScaler.ScaleMode.ScaleWithScreenSize"/> 与
+    ///     <see cref="CanvasScaler.ScaleMode.ConstantPixelSize"/> 两种模式。
+    /// </summary>
+    [DisallowMultipleComponent]
+    [RequireComponent(typeof(CanvasScaler))]
+    public class UIScaleApplier : MonoBehaviour
+    {
+        private CanvasScaler _scaler;
+        private float        _baseScaleFactor;
+        private Vector2      _baseReferenceResolution;
+
+        private void Awake()
+        {
+            _scaler = GetComponent<CanvasScaler>();
+            _baseScaleFactor         = _scaler.scaleFactor;
+            _baseReferenceResolution = _scaler.referenceResolution;
+        }
+
+        private void OnEnable()
+        {
+            SettingsManager.SettingsChanged += OnSettingsChanged;
+            Apply();
+        }
+
+        private void OnDisable()
+        {
+            SettingsManager.SettingsChanged -= OnSettingsChanged;
+        }
+
+        private void OnSettingsChanged(GlobalSettingsData _) => Apply();
+
+        private void Apply()
+        {
+            var svc = ServiceLocator.GetOrDefault<ISettingsService>();
+            float ui = svc?.Current?.UIScale ?? 1f;
+            if (ui <= 0f) ui = 1f;
+
+            switch (_scaler.uiScaleMode)
+            {
+                case CanvasScaler.ScaleMode.ConstantPixelSize:
+                    _scaler.scaleFactor = _baseScaleFactor * ui;
+                    break;
+                case CanvasScaler.ScaleMode.ScaleWithScreenSize:
+                    // 缩小参考分辨率 → 等价于放大 UI。
+                    _scaler.referenceResolution = _baseReferenceResolution / ui;
+                    break;
+                default:
+                    _scaler.scaleFactor = _baseScaleFactor * ui;
+                    break;
+            }
+        }
+    }
+}